CN216995181U

CN216995181U - Servo horizontal sealing mechanism

Info

Publication number: CN216995181U
Application number: CN202220837745.3U
Authority: CN
Inventors: 杨传江
Original assignee: Sichuan Kesite Automation Equipment Co ltd
Current assignee: Sichuan Kesite Automation Equipment Co ltd
Priority date: 2022-04-12
Filing date: 2022-04-12
Publication date: 2022-07-19
Anticipated expiration: 2032-04-12

Abstract

The utility model discloses a servo transverse sealing mechanism which comprises a bottom plate, a sealing assembly and a cutting assembly, wherein a blanking port is formed in the bottom plate, the sealing assembly is positioned above the blanking port, the cutting assembly is connected with the sealing assembly, and a sealed packaging bag is cut and then falls out of the blanking port; the utility model discloses a cutting assembly, including the cutting of cutting assembly, the cutting of cutting assembly is carried out the bag, the blanking mouth is located the blanking mouth, the sealing assembly is connected and drives the first drive structure that first splint removed, be connected and drive the second drive structure that second splint removed with first splint including being located the first splint and second splint of blanking mouth top, with the second splint of being connected and drive the second splint and remove, fixed mounting has 2 supports on the bottom plate, and first splint and second splint are installed on the support through two short guide shafts respectively, the bar hole has all been opened in the outside of first splint and second splint, cutting tool bit and the heat-sealing head of cutting assembly all are located bar hole department, realize to the cutting behind the clamp bag and seal the function.

Description

Servo horizontal sealing mechanism

Technical Field

The utility model relates to the technical field of packaging equipment, in particular to a servo transverse sealing mechanism.

Background

At present, the top at horizontal splint is installed with sideslip mechanism to most of current ultrasonic wave horizontal seal mechanism, can lead to horizontal seal splint and the distance of drawing paper wheel far away like this, the wrapping bag is not received too much restraint from drawing paper wheel to horizontal seal splint this part, be in free state, can appear influencing wrapping bag final molding because of not drawing straight, the bag type that the easy limit of mistake limit or cutting out of wrapping bag is just promptly, simultaneously because the shaping heat-seal is separated from far away with the feed opening, also can increase the unloading and the shaping time of wrapping bag.

Disclosure of Invention

The utility model aims to provide a servo transverse sealing mechanism which can solve the problem of unevenness of a packaging bag during bag making, so that the packaging bag can be quickly formed and the quality of a finished product bag is ensured.

In order to realize the purpose, the utility model adopts the following technical scheme:

a servo transverse sealing mechanism comprises a bottom plate, a sealing assembly and a cutting assembly, wherein a blanking port is formed in the bottom plate, the sealing assembly is located above the blanking port, the cutting assembly is connected with the sealing assembly, and a sealed packaging bag is cut and then falls out of the blanking port;

the sealing assembly comprises a first clamping plate and a second clamping plate which are positioned above the blanking port, a first driving structure which is connected with the first clamping plate and drives the first clamping plate to move, and a second driving structure which is connected with the second clamping plate and drives the second clamping plate to move, wherein 2 supports are fixedly arranged on the bottom plate, the first clamping plate and the second clamping plate are respectively arranged on the supports through two short guide shafts, strip-shaped holes are respectively formed in the outer sides of the first clamping plate and the second clamping plate, and a cutting tool bit and a heat sealing head of the cutting assembly are both positioned at the strip-shaped holes, so that the cutting and sealing functions after bag clamping are realized;

the first driving structure comprises a first servo motor, an output shaft of the first servo motor is connected with a transverse sealing eccentric disc, the transverse sealing eccentric disc is connected with a transverse sealing connecting rod through a joint bearing, the other end of the transverse sealing connecting rod is fixed in the middle of a supporting rod through the joint bearing, transverse sealing guide shafts are arranged at two ends of the supporting rod, the other end of each transverse sealing guide shaft is connected with a guide shaft fixing plate, the guide shaft fixing plates are connected with connecting plates, the two connecting plates are respectively fixed at two ends of a first clamping plate, the output shaft of the first servo motor rotates to drive the transverse sealing eccentric disc to rotate, the transverse sealing eccentric disc drives the supporting rod to do linear motion along the transverse sealing guide shafts through the transverse sealing connecting rods, and further drives the first clamping plate to move back and forth on a short guide shaft;

the second driving structure comprises a swing rod, the middle part of the swing rod is arranged on the bottom plate through a bearing, one end of the swing rod is connected to a plug pin arranged on the floor, the plug pin is connected with a connecting rod through a joint bearing, the other end of the connecting rod is connected with a connecting plate through the joint bearing, the other end of the swing rod is provided with a cam follower, a connecting block is arranged on the outer side of the second clamping plate, two ends of the connecting block are provided with strip-shaped holes, and the cam follower is positioned in the strip-shaped holes; when the short guide shaft moves back and forth, the first clamping plate drives the swing rod to swing through the connecting rod, the swing rod drives the second clamping plate to move back and forth on the short guide shaft, and then the first servo motor controls the opening and closing of the clamping plates, so that a bag clamping function is realized.

Further, the cutting assembly comprises a second servo motor, an ultrasonic heat sealing structure and a cutting structure, a cutting eccentric disc is connected to an output shaft of the second servo motor, the cutting eccentric disc is connected with a cutting connecting rod through a joint bearing, the other end of the cutting connecting rod is connected with a connecting supporting rod through a joint bearing, the connecting supporting rod is connected with a sliding block, the sliding block is installed on the guide rail and is in sliding fit with the guide rail, the ultrasonic heat sealing assembly is installed on the sliding block, the guide rail is installed on the support, a guide rod is further installed on the support, a movable block is movably installed on the guide rod, the movable block and the sliding block are connected through a connecting top plate, and the cutting structure is installed on the movable block.

Further, the second servo motor is connected with the cutting eccentric disc through a speed reducer.

The opening and closing of the clamping plates are realized through the structures such as the servo motor, the eccentric disc and the like, so that the bag clamping function is realized, and the opening and closing sizes of the clamping plates can be controlled in a torsion control mode of the servo motor, so that the specifications of different packaging films are met, and the universality of equipment is improved; meanwhile, the swing arm mechanism is adopted to realize the opening and closing driving of the clamping plate, the mechanism can realize the adjustment of the center of the clamping plate, and the center alignment of the longitudinal sealing mechanism is ensured. Meanwhile, the stability of the center of the seal can be ensured.

The utility model adopts a servo motor and a turntable to drive a connecting rod mechanism, converts rotary motion into linear motion to realize ultrasonic cutting and sealing, has simple structure, can randomly adjust the cutting speed, and realizes the adjustment of the sealing strength of the film at different speeds.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a top view of fig. 1.

The labels in the figure are: 100. a base plate; 101. a blanking port; 102. a slide plate; 103. a support; 201. a first servo motor; 202. transversely sealing the eccentric disc; 203. a transverse sealing connecting rod; 204. a support bar; 205. a transverse seal guide shaft; 206. a guide shaft fixing plate; 207. a connecting plate; 208. a first splint; 209. a connecting rod; 210. a bolt; 211. a swing rod; 213. a cam follower; 214. connecting blocks; 215. a second splint; 301. a second servo motor; 302. a speed reducer; 303. cutting the eccentric disc; 304. cutting the connecting rod; 305. connecting a support rod; 306. a guide rail; 307. a slider; 308. a guide bar; 309. a movable block; 310. connecting the top plate; 311. an ultrasonic heat sealing structure; 312. and (5) cutting the structure.

Detailed Description

As shown in fig. 1 and fig. 2, the servo horizontal sealing mechanism provided by this embodiment includes a bottom plate 100, a sealing assembly and a cutting assembly, a blanking port 101 is provided on the bottom plate 100, the sealing assembly is located above the blanking port 101, the cutting assembly is connected with the sealing assembly, and the sealed packaging bag falls out from the blanking port 101 after being cut.

The seal subassembly is including first splint 208 and the second splint 215 that are located blanking mouth 101 top and be connected and drive the first drive structure that first splint 208 removed, be connected and drive the second drive structure that second splint 215 removed with first splint 208, fixed mounting has 2 supports 103 on the bottom plate 100, and first splint 208 and second splint 215 are installed on support 103 through two short guide shafts respectively.

The first driving structure comprises a first servo motor 201, a transverse sealing eccentric disc 202, a transverse sealing connecting rod 203, a supporting rod 204, a transverse sealing guide shaft 205, a guide shaft fixing plate 206 and a connecting plate 207, the output shaft of the first servo motor 201 is connected with a transverse sealing eccentric disc 202, the transverse sealing eccentric disc 202 is connected with a transverse sealing connecting rod 203 through a joint bearing, the other end of the transverse sealing connecting rod 203 is fixed in the middle of a supporting rod 204 through the joint bearing, two ends of the supporting rod 204 are provided with transverse sealing guide shafts 205, the other end of each transverse sealing guide shaft 205 is connected with a guide shaft fixing plate 206, the guide shaft fixing plates 206 are connected with connecting plates 207, the two connecting plates 207 are respectively fixed at two ends of a first clamping plate 208, the output shaft of the first servo motor 201 rotates to drive the transverse sealing eccentric disc 202 to rotate, the transverse sealing eccentric disc 202 drives the supporting rod 204 to make linear motion along the transverse sealing guide shafts 205 through the transverse sealing connecting rod 203, and then drives the first clamping plate 208 to make back and forth movement on a short guide shaft.

The second driving structure comprises a connecting rod 209, a bolt 210, a swing rod 211, a bearing, a cam follower 213 and a connecting block 214, the middle part of the swing rod 211 is installed on the bottom plate 100 through the bearing, one end of the swing rod 211 is connected to the bolt 210 installed on the floor, the bolt 210 is connected with the connecting rod 209 through a joint bearing, the other end of the connecting rod 209 is connected with the connecting plate 207 through a joint bearing, the cam follower 213 is arranged at the other end of the swing rod 211, the connecting block 214 is installed on the outer side of the second clamping plate 215, strip-shaped holes are formed in two ends of the connecting block 214, and the cam follower 213 is located in the strip-shaped holes; when the short guide shaft moves back and forth, the first clamping plate 208 drives the swing rod 211 to swing through the connecting rod 209, the swing rod 211 drives the second clamping plate 215 to move back and forth on the short guide shaft, and then the first servo motor 201 controls the opening and closing of the clamping plates, so that the bag clamping function is realized.

The outer sides of the first clamping plate 208 and the second clamping plate 215 are both provided with strip-shaped holes, and the cutting tool bit and the heat sealing head of the cutting assembly are both positioned at the strip-shaped holes, so that the functions of cutting and sealing after bag clamping are realized; the cutting assembly comprises a second servo motor 301, an ultrasonic heat sealing structure 311 and a cutting structure 312, a cutting eccentric disc is connected to an output shaft of the second servo motor 301, the cutting eccentric disc is connected with a cutting connecting rod through a joint bearing, the other end of the cutting connecting rod is connected with a connecting supporting rod 305 through a joint bearing, the connecting supporting rod 305 is connected with a sliding block 307, the sliding block 307 is installed on a guide rail 306 and is in sliding fit with the guide rail 306, the ultrasonic heat sealing assembly is installed on the sliding block 307, the guide rail 306 is installed on a support 103, a guide rod 308 is further installed on the support 103, a movable block 309 is movably installed on the guide rod 308, the movable block 309 and the sliding block 307 are connected through a connecting top plate 310, and the cutting structure 312 is installed on the movable block 309.

The cutting structure 312 comprises a cutting cylinder, a cylinder mounting seat and a cutting tool bit, the cylinder mounting seat is fixed on the movable block 309, the cutting cylinder is installed on one side of the cylinder mounting seat, a piston rod of the cutting cylinder penetrates through the cylinder mounting seat and is connected with the cutting tool bit, and the cutting tool bit is located in a strip hole of the second clamping plate 215. The ultrasonic heat-sealing structure 311 comprises an ultrasonic generator, an ultrasonic mounting seat and a heat-sealing head, wherein the ultrasonic mounting seat is mounted on a sliding block 307, the ultrasonic generator is mounted on the ultrasonic mounting seat, the output end of the ultrasonic generator is connected with the heat-sealing head, the heat-sealing head is positioned in a strip-shaped hole of a first clamping plate 208, a working output shaft of a second servo motor 301 rotates to drive a cutting eccentric disc 303 to rotate, the cutting eccentric disc 303 drives a connecting support rod 305 to do linear motion through a cutting connecting rod 304, and then the sliding block 307 is driven to move back and forth on a guide rail 306, and a movable block 309 does linear motion on a guide rod 308, so that the cutting structure 312 and the ultrasonic heat-sealing structure 311 move.

Cylinder driven mechanism is compared to this embodiment, and the centre gripping center of its splint is difficult cheap, and cutting and heat-seal are adjustable, and the effect is more superior to that the cylinder drives.

The above description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any modification and replacement based on the technical solution and the utility model concept provided by the present invention should be covered within the scope of the present invention.

Claims

1. The utility model provides a servo horizontal seal seals mechanism which characterized in that: the packaging bag cutting device comprises a bottom plate (100), a sealing assembly and a cutting assembly, wherein a blanking port (101) is formed in the bottom plate (100), the sealing assembly is located above the blanking port (101), the cutting assembly is connected with the sealing assembly, and a sealed packaging bag is cut and then falls out of the blanking port (101);

the sealing assembly comprises a first clamping plate (208) and a second clamping plate (215) which are positioned above the blanking port (101), a first driving structure which is connected with the first clamping plate (208) and drives the first clamping plate (208) to move, and a second driving structure which is connected with the second clamping plate (215) and drives the second clamping plate (215) to move, wherein 2 brackets (103) are fixedly installed on the bottom plate (100), the first clamping plate (208) and the second clamping plate (215) are respectively installed on the brackets (103) through two short guide shafts, strip-shaped holes are formed in the outer sides of the first clamping plate (208) and the second clamping plate (215), and a cutting tool bit and a heat sealing head of the cutting assembly are positioned at the strip-shaped holes, so that the cutting and sealing functions after bag clamping are realized;

the first driving structure comprises a first servo motor (201), an output shaft of the first servo motor (201) is connected with a transverse sealing eccentric disc (202), the transverse sealing eccentric disc (202) is connected with a transverse sealing connecting rod (203) through a joint bearing, the other end of the transverse sealing connecting rod (203) is fixed in the middle of a supporting rod (204) through the joint bearing, two ends of the supporting rod (204) are provided with transverse sealing guide shafts (205), the other end of each transverse sealing guide shaft (205) is connected with a guide shaft fixing plate (206), each guide shaft fixing plate (206) is connected with a connecting plate (207), the two connecting plates (207) are respectively fixed at two ends of a first clamping plate (208), the output shaft of the first servo motor (201) rotates to drive the transverse sealing eccentric disc (202) to rotate, the transverse sealing eccentric disc (202) drives the supporting rod (204) to make linear motion along the transverse sealing guide shafts (205) through the transverse sealing connecting rod (203), and further drives the first clamping plate (208) to make back and forth movement on a short guide shaft;

the second driving structure comprises a swing rod (211), the middle of the swing rod (211) is installed on the base plate (100) through a bearing, one end of the swing rod (211) is connected to a bolt (210) installed on the floor, the bolt (210) is connected with a connecting rod (209) through a joint bearing, the other end of the connecting rod (209) is connected with the connecting plate (207) through the joint bearing, a cam follower (213) is arranged at the other end of the swing rod (211), a connecting block (214) is installed on the outer side of the second clamping plate (215), two ends of the connecting block (214) are provided with strip-shaped holes, and the cam follower (213) is located in the strip-shaped holes; when the short guide shaft moves back and forth, the first clamping plate (208) drives the swing rod (211) to swing through the connecting rod (209), the swing rod (211) with the second clamping plate (215) moves back and forth on the short guide shaft, and then the first servo motor (201) controls the opening and closing of the clamping plates, so that the bag clamping function is realized.

2. The servo cross-seal mechanism of claim 1 wherein: the cutting assembly comprises a second servo motor (301), an ultrasonic heat sealing structure (311) and a cutting structure (312), an output shaft of the second servo motor (301) is connected with a cutting eccentric disc, the cutting eccentric disc is connected with a cutting connecting rod through a joint bearing, the other end of the cutting connecting rod is connected with a connecting supporting rod (305) through a joint bearing, the connecting supporting rod (305) is connected with a sliding block (307), the sliding block (307) is installed on a guide rail (306) and is in sliding fit with the guide rail (306), the ultrasonic heat sealing assembly is installed on the sliding block (307), the guide rail (306) is installed on a support (103), a guide rod (308) is further installed on the support (103), a movable block (309) is movably installed on the guide rod (308), the movable block (309) and the sliding block (307) are connected through a connecting top plate (310), and the cutting structure (312) is installed on the movable block (309).

3. A servo cross seal mechanism as claimed in claim 2 wherein: the second servo motor (301) is connected with the cutting eccentric disc (303) through a speed reducer.